Barefoot and wearing a black veil, the man dropped a large backpack shortly before being apprehended by police. The area is on high alert as commemorations for the victims of last year's bombing are underway Tuesday.

The area around the Boston Marathon finish line has been evacuated as cops investigate two suspicious backpacks left along Boylston Street.Ceremonies throughout the day commemorated the victims on the one year anniversary of the bombing at the site that killed three and injured more than 260 people.Around 7 p.m., a barefoot man wearing a black veil and yelling “Boston Strong!” as he ran left one of the backpacks at the finish line near Boylston and Dartmouth, WBZ-TV reported.The man was detained, and police have ordered media and bystanders to clear the area as the large black backpack is investigated.Police confirmed just after 7:30 p.m. that the department is investigating the two backpacks.A bomb squad is now on scene approaching the bag.Two pressure-cooker bombs in backpacks were left near the finish line last April 15 and detonated around 2:49 p.m., killing and injuring scores of people and sending Boston into chaos.JARED WICKERHAM/GETTY IMAGESBoston Police officers patrol a section of Boylston Street on their bikes while it is closed off to traffic prior to the flag raising ceremony commemorating the one-year anniversary of the Boston Marathon bombings on Boylston Street near the finish line on April 15, 2014 in Boston, Massachusetts. Last year, two pressure cooker bombs killed three and injured an estimated 264 others during the Boston marathon, on April 15, 2013.The annual marathon is scheduled for April 21 this year.